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5 x 75 cm (16
Total Length: 32cm (320mm)
biOrb Sea Whip Set
Create a winding watercourse into your pond with this attractive waterfall
NT Labs Aquarium Lab Nitrate Test Kit Ball Valve 5 x 75 cm (16NT Labs Nitrate Test checks the level of nitrate in freshwater aquariums and ponds. Contains 30 tests, test tube and a comprehensive water quality guide. What is nitrate? Nitrate is produced by the beneficial bacteria in the water and filters as they break down the fishs toxic waste products (ammonia and nitrite). Nitrate is not typically toxic to fish, but excessively high levels (>100mg l) can cause problems with growth. What is the correct nitrate